LABORATORY REVIEW
MOLECULAR BIOLOGY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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GCG-TAA-CCA-TCG
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CGA-UGG-UUA-GCG
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CGA-TGG-TTA-CGC
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CGG-TAA-TAA-CGC
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Detailed explanation-1: -Answer and Explanation: If the DNA sequence GGCATGCCTATGCGA is transcribed into mRNA, the mRNA strand will contain bases complementary to the DNA sequence.
Detailed explanation-2: -Recall that adenine nucleotides pair with thymine nucleotides, and cytosine with guanine. This means that the two strands are complementary to each other. For example, a strand of DNA with a nucleotide sequence of AGTCATGA will have a complementary strand with the sequence TCAGTACT (Figure 9.2. 1).
Detailed explanation-3: -What is the transcription product of the sequence GCTAGCGATGAC? four amino acids.
Detailed explanation-4: -If one strand of DNA is CGGTAC, the corresponding strand would be: E. GCCATG. We can determine this due to the complementary base pairing that occurs in DNA: C base pairs with G, and A base pairs with T.